mirror of https://github.com/tc39/test262.git
41 lines
1.0 KiB
Plaintext
41 lines
1.0 KiB
Plaintext
// Copyright (C) 2016 the V8 project authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
/*---
|
|
desc: >
|
|
Extension not observed when creation of variable binding would produce an
|
|
early error (for statement)
|
|
template: eval-global
|
|
info: |
|
|
B.3.3.3 Changes to EvalDeclarationInstantiation
|
|
|
|
[...]
|
|
ii. If replacing the FunctionDeclaration f with a VariableStatement that
|
|
has F as a BindingIdentifier would not produce any Early Errors for
|
|
body, then
|
|
[...]
|
|
---*/
|
|
|
|
//- setup
|
|
assert.throws(ReferenceError, function() {
|
|
f;
|
|
}, 'An initialized binding is not created prior to evaluation');
|
|
assert.sameValue(
|
|
typeof f,
|
|
'undefined',
|
|
'An uninitialized binding is not created prior to evaluation'
|
|
);
|
|
//- before
|
|
for (let f; ; ) {
|
|
//- after
|
|
break;
|
|
}
|
|
//- teardown
|
|
assert.throws(ReferenceError, function() {
|
|
f;
|
|
}, 'An initialized binding is not created following evaluation');
|
|
assert.sameValue(
|
|
typeof f,
|
|
'undefined',
|
|
'An uninitialized binding is not created following evaluation'
|
|
);
|